Tür "conferenceObject" Havacılık ve Uzay Bilimleri Fakültesi için listeleme
Toplam kayıt 52, listelenen: 1-20
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Aircraft Engine Sensor Fault Detection, Isolaton and Reconfiguration Using Fuzzy Logic Control Based Unknown Input Observer
(European Turbomachinery Soc-Euroturbo, 2013)In this paper, a model-based robust fault diagnosis approach 'Unknown Input Observer (UIO)', 'Generalized Observer Scheme (GOS)' and 'a Fuzzy Logic Control Mechanism' will be studied respectively for fault detection, ... -
Airport Corporate Sustainability: An Analysis of Indicators Reported in the Sustainability Practices
(Elsevier Science BV, 2015)Sustainability is getting more important in the developing air transportation industry. As airports are the most significant elements of the air transportation industry the indicators for the sustainability of airport ... -
Application of Artificial Neural Network (ANN) method to exergy analysis of thermodynamic systems
(IEEE Computer Soc, 2009)Exergy is a way to sustainable development and may be defined as the maximum theoretical useful work, while exergy analysis identifies the sources, the magnitude and the causes of thermodynamic inefficiencies within each ... -
Application of thermodynamic laws on a military helicopter engine
(Pergamon-Elsevier Science LTD, 2017)By definition, a turboshaft engine is simply a gas turbine used to deliver shaft power such as to a helicopter rotor. This paper presents the energetic and exergetic analyses of a turboshaft engine which is used for military ... -
Assessment of degradation effects for an aircraft engine considering exergy analysis
(Pergamon-Elsevier Science LTD, 2017)Despite the improvements in engine technology, the combustion processes and wear occurred in engine components affect performance adversely. The turbine and compressor fouling, degradation mechanisms such as erosion, ... -
Assessment of thermodynamic and environmental performances in subcooling process for different refrigerants
(Inderscience Enterprises LTD, 2017)Subcooling application in cooling processes leads to increasing of cooling performance and energy efficiency within defined limits. This study examines subcooling effects of refrigerants on the coefficient of performance ... -
An Augmented Lagrangian Relaxation Based Subgradient Approach to Aircraft Maintenance Routing Problem
(Baku State University, Inst Applied Mathematics, 2018)… -
Bird strike warning system
(2013)Safety is an important and indispensable factor at aviation. Bird strike to aircraft affects and decreases the safety of aviation. Bird strike events increase due to the increasing air traffic demand and number of birds ... -
Calculation of NOx Emissions of Short and Medium-haul Domestic Flights with Consideration of the Ambient Effect
(IEEE, 2017)In this study, NOx emissions of typical flights at two domestic round trip routes (206-271 NM and 625-740NM) are quantified. The flight and engine parameters were obtained from actual flight data records, whereas the ... -
Car detection in images taken from unmanned aerial vehicles [Insansiz Hava Araçlarindan Alinan Görüntülerdeki Araçlarin Konumlarinin Bulunmasi]
(Institute of Electrical and Electronics Engineers Inc., 2018)In recent years, unmanned aerial vehicles have become a popular research platform with many application areas such as military, civil, commercial and recreational areas, thanks to their high maneuverability, vertical ... -
Comparison of Shape Optimization Techniques Coupled with Genetic Algorithm for a Wind Turbine Airfoil
(IEEE, 2016)Airfoil optimization is an important subject for wind turbines in order to increase the flow efficiency along the blade sections. The first important subject for airfoil shape optimization is the mathematical description ... -
Control of unmanned aerial vehicles using self tuning fuzzy PID [Insansiz hava araçlarinin öz ayarlamali bulanik PID ile kontrolü]
(Institute of Electrical and Electronics Engineers Inc., 2018)In this study, control of a quadcopter style unmanned aerial vehicle with four-rotor, four degrees of freedom (x, ?, ve ?) and capable of vertical take-off and landing (VTOL) is performed in a simulated environment both ... -
Design and flight test study of a VTOL UAV
(American Institute of Aeronautics and Astronautics Inc, AIAA, 2015)The aim of this paper is to present the ongoing studies about design and fight testing of a fixed wing UAV which is able to take-off and land vertically. The UAV concept discussed in this study has three propeller engines. ... -
Design, flight mechanics and flight demonstration of a tiltable propeller VTOL UAV
(American Institute of Aeronautics and Astronautics Inc, AIAA, 2016)This paper presents the design, flight mechanics and flight demonstration studies of a novel tiltable propeller VTOL UAV. The aircraft, discussed in this study, consists of a forward-swept fixed wing, two pairs of counter ... -
Determining Optimum Insulation Thickness of a Building Wall Using an Environmental Impact Approach
(Springer International Publishing Ag, 2018)… -
Development of Cooling Performance of Clinker Cooler Process Based on Energy Audit
(Springer, 2018)… -
Effect of ammonia fuel fraction on the exergetic performance of a gas turbine
(Elsevier Science BV, 2018)Decreasing of fossil fuels and increasing global warming lead researchers to find cheap and environmentally friendly alternative energy sources. In this regard, ammonia (NH3) is a widely used feedstock. This carbon free ... -
Emission Benefits of Continuous Descent Approach
(World Scientific And Engineering Acad And Soc, 2009)The approach phase often has the most fuel savings potential among the other phases such as takeoff, climbout, cruise and ground operations. Therefore, the main objective of this study is to investigate being close to the ... -
Emissions at Busy Airports
(World Scientific And Engineering Acad And Soc, 2009)Emissions in the vicinity of airports demonstrate that aircraft movements (landings and takeoffs in the airport are not sufficient to evaluate the cumulative emission formation for an airport. Eight busy airports and three ...